| Number | Date | Country | Kind |
|---|---|---|---|
| 2005-009489 | Mar 2005 | JP | national |
| Number | Name | Date | Kind |
|---|---|---|---|
| 5837058 | Chen et al. | Nov 1998 | A |
| D404370 | Kimura | Jan 1999 | S |
| D404372 | Ishii | Jan 1999 | S |
| 6068441 | Raaijmakers et al. | May 2000 | A |
| 6423175 | Huang et al. | Jul 2002 | B1 |
| D491963 | Doba | Jun 2004 | S |
| D494552 | Tezuka et al. | Aug 2004 | S |
| D496008 | Takahashi et al. | Sep 2004 | S |
| 20050150452 | Sen et al. | Jul 2005 | A1 |
| 20070166819 | Ghosh et al. | Jul 2007 | A1 |
| Number | Date | Country |
|---|---|---|
| 3424903 | Oct 1998 | JP |
| 1207599 | Jun 2004 | JP |
| 1210213 | Jun 2004 | JP |